The stamp "c JH 18CT PLAT" indicates that the ring was likely crafted by a jeweler or manufacturer identified by the initials "JH." The "18CT" signifies that the ring is made of 18-carat gold, which contains 75% gold content. The "PLAT" indicates that the ring also contains platinum or has a platinum component, suggesting a combination of materials in its construction.
"18ct" refers to 18 carat gold, which indicates that the item is made of 75% gold and 25% other metals. "Plat" is most likely an abbreviation for platinum, so "plat 18ct" would suggest a piece of jewelry that is a combination of platinum and 18 carat gold.
"18CT" means that the ring is made of 18 carat gold, indicating the purity of the gold in the ring. "PLAT" indicates that the setting or other parts of the ring are made of platinum, a precious metal.
it means 18ct. or 750 parts per 1000 of pure gold.
The ring is not actual solid 18K gold, it is only plated with 18K. The metal under the plating is not gold!
PLAT engraved on the inside of the ring indicates that the ring is made of Platinum.
its only 18k gold plated, not full gold This could be incorrect. If the ring has 18K/PLAT then the ring is 18K gold with some platinum. Probably to hold the diamond.
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"10ct plat" on the inside of a ring most likely means that the ring is made of 10 karat platinum. This indicates that the ring is composed of 41.67% pure platinum, with the rest being made up of other metals for durability and strength.
The letters plat is short for platinum.
The marking "18ct" on a ring indicates that it is made of 18 carat gold. 18 carat gold means that the ring is composed of 75% gold and 25% other metals, making it a high-quality and durable choice for jewelry.
plat is generally the abbreviation for platinum 18 kt would mean 18 karat gold. Karat (with a k) is a measure of gold purity. ct is an abbreviation for carat, which is a weight measure for diamonds and other gemstones. Your ring may be platinum and gold. Or, if there is a stone in the ring, the stamp could indicate the weight of the stone(s) is 18 carats or more likely (0.18 ct)
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